InChI=1/C21H26N4O4/c1-3-24(4-2)17(18-6-5-13-29-18)14-22-21(28)15-7-9-16(10-8-15)25-20(27)12-11-19(26)23-25/h5-10,13,17H,3-4,11-12,14H2,1-2H3,(H,22,28)(H,23,26)/p+1/t17-/m1/s1/fC21H27N4O4/h22-24H/q+1 69CA7CB3203E67C4